KR870003039U - 증폭회로 - Google Patents

증폭회로

Info

Publication number
KR870003039U
KR870003039U KR2019850009886U KR850009886U KR870003039U KR 870003039 U KR870003039 U KR 870003039U KR 2019850009886 U KR2019850009886 U KR 2019850009886U KR 850009886 U KR850009886 U KR 850009886U KR 870003039 U KR870003039 U KR 870003039U
Authority
KR
South Korea
Prior art keywords
amplification circuit
amplification
circuit
Prior art date
Application number
KR2019850009886U
Other languages
English (en)
Other versions
KR880001940Y1 (ko
Inventor
이원호
Original Assignee
주식회사 금성사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019850009886U priority Critical patent/KR880001940Y1/ko
Publication of KR870003039U publication Critical patent/KR870003039U/ko
Application granted granted Critical
Publication of KR880001940Y1 publication Critical patent/KR880001940Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
KR2019850009886U 1985-07-31 1985-07-31 증폭회로 KR880001940Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850009886U KR880001940Y1 (ko) 1985-07-31 1985-07-31 증폭회로

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850009886U KR880001940Y1 (ko) 1985-07-31 1985-07-31 증폭회로

Publications (2)

Publication Number Publication Date
KR870003039U true KR870003039U (ko) 1987-03-19
KR880001940Y1 KR880001940Y1 (ko) 1988-05-28

Family

ID=19244439

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850009886U KR880001940Y1 (ko) 1985-07-31 1985-07-31 증폭회로

Country Status (1)

Country Link
KR (1) KR880001940Y1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002238814A (ja) * 2001-02-14 2002-08-27 Sanyo Electric Co Ltd 電気掃除機

Also Published As

Publication number Publication date
KR880001940Y1 (ko) 1988-05-28

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19951226

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee